Python IDLE: Change Python Version

Question

I have Python 2.x and 3.x on my machine (Mac OS X 10.6). For some things I want to use ver 2, but for others I want ver 3. I like the IDLE software for editing/running, but

Answer 1

In the Windows environment, if you want to use particular install of IDLE, I find the easiest way is to right click on the .py file and choose "open with". Then navigate to the IDLE.bat file in the Python version install location you want to use. I find picking just the ilde.py doesn't work but the .bat file does.

E. g.

D:\Python27\ArcGISx6410.4\Lib\idlelib\idle.bat

or

D:\Python27Desktop\ArcGIS10.4\Lib\idlelib\idle.bat